package org.zhenglide.oa.config;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
import org.zhenglide.oa.entity.Employee;

public class LoginInterceptor implements HandlerInterceptor {

	@Override
	public void afterCompletion(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, Exception arg3)
			throws Exception {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void postHandle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, ModelAndView arg3)
			throws Exception {
		// TODO Auto-generated method stub
		
	}

	@Override
	public boolean preHandle(HttpServletRequest req, HttpServletResponse resp, Object obj) throws Exception {
		// TODO Auto-generated method stub
		Employee employee =(Employee) req.getSession().getAttribute("employee");
		if(employee == null  ) {
			resp.sendRedirect("/login");
			return false;
		}
			
		
		return true;
	}

}
